package com.qcby.domain.core.handler;

import cn.hutool.core.util.ObjectUtil;
import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
import com.qcby.domain.core.BaseEntity;
import com.qcby.types.context.LoginUserHolder;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.reflection.MetaObject;
import org.springframework.stereotype.Component;

import java.util.Date;

/**
 * MP注入处理器
 *
 * @author: cong.zhen
 * @date: 2022/11/09
 */
@Slf4j
public class CreateAndUpdateMetaObjectHandler implements MetaObjectHandler {

    @Override
    public void insertFill(MetaObject metaObject) {
        try {
            if (ObjectUtil.isNotNull(metaObject) && metaObject.getOriginalObject() instanceof BaseEntity) {
                BaseEntity baseEntity = (BaseEntity) metaObject.getOriginalObject();
                Date current = ObjectUtil.isNotNull(baseEntity.getCreateTime())
                        ? baseEntity.getCreateTime() : new Date();
                baseEntity.setCreateTime(current);
                baseEntity.setUpdateTime(current);
                baseEntity.setCreateBy( LoginUserHolder.getUserName());
                baseEntity.setUpdateBy( LoginUserHolder.getUserName());
            }

        } catch (Exception e) {
            log.error("自动注入异常");
        }
    }

    @Override
    public void updateFill(MetaObject metaObject) {
        try {
            if (ObjectUtil.isNotNull(metaObject) && metaObject.getOriginalObject() instanceof BaseEntity) {
                BaseEntity baseEntity = (BaseEntity) metaObject.getOriginalObject();
                Date current = new Date();
                // 更新时间填充(不管为不为空)
                baseEntity.setUpdateTime(current);
                // 当前已登录 更新人填充(不管为不为空)
                baseEntity.setUpdateBy(LoginUserHolder.getUserName());
            }
        } catch (Exception e) {
            log.error("自动注入异常");
        }
    }


}
